Resource pool configuration method, resource pool using method, configuration device, and terminal

Abstract

The present disclosure provide a resource pool configuration method, a resource pool using method, a configuration device, and a terminal. The resource pool obtaining method is applied to a terminal, including: obtaining a first resource pool in at least one of the following manners: obtaining the predefined first resource pool; obtaining the preconfigured first resource pool; and obtaining the configured first resource pool.

The invention claimed is: 
     
       1. A resource pool obtaining method, comprising:
 obtaining, by a terminal, a first resource pool in at least one of the following manners: obtaining the predefined first resource pool; obtaining the preconfigured first resource pool; and obtaining the configured first resource pool; 
 wherein when the first resource pool is configured by another terminal, configuration information of the first resource pool is carried by a sidelink primary information block and/or another broadcast message sent by the another terminal on a sidelink. 
 
     
     
       2. The resource pool obtaining method according to  claim 1 , wherein at least two of the predefined first resource pool, the preconfigured first resource pool, and the configured first resource pool are compatible, and being compatible comprises at least one of the following:
 frequency domain resources are same, time domain resources are same, a frequency domain resource range of one is comprised in a frequency domain resource range of the other, and a time domain resource range of one is comprised in a time domain resource range of the other. 
 
     
     
       3. The resource pool obtaining method according to  claim 1 , further comprising:
 obtaining a reconfigured first resource pool, wherein the reconfigured first resource pool is the same as or compatible with at least one of the following: the predefined first resource pool, the preconfigured first resource pool, and the configured first resource pool. 
 
     
     
       4. The resource pool obtaining method according to  claim 1 , further comprising:
 monitoring the first resource pool according to a monitoring procedure. 
 
     
     
       5. The resource pool obtaining method according to  claim 4 , wherein the monitoring the first resource pool according to a monitoring procedure comprises at least one of the following:
 monitoring the first resource pool in a first time window; 
 monitoring the first resource pool according to a first periodicity; 
 monitoring the first resource pool when a corresponding transmission configuration or a corresponding transmission mode is used; and 
 monitoring the first resource pool when transmission of another resource pool meets a corresponding condition; 
 and/or, 
 the monitoring a first resource pool comprises at least one of the following: 
 performing synchronization in the first resource pool; 
 performing measurement in the first resource pool; 
 performing transmission in the first resource pool; and 
 Sensing in the first resource pool. 
 
     
     
       6. The resource pool obtaining method according to  claim 5 , wherein the corresponding transmission configuration or the corresponding transmission mode comprises at least one of the following:
 when broadcasting is needed; 
 when beam sweeping is needed; 
 when connection fails; 
 when a resource pool is reconfigured; 
 when a resource pool is added; 
 when a resource pool is released; 
 when quasi-co-location (QCL) information cannot be obtained; and 
 when a synchronization source that meets a requirement cannot be found; 
 and/or, 
 the corresponding condition comprises at least one of the following: 
 a bit error rate is higher than a threshold; 
 a block error rate is higher than a threshold; 
 a false alarm rate exceeds a threshold; 
 beam failure recovery; 
 connection failure recovery; and 
 connection re-establishment. 
 
     
     
       7. The resource pool obtaining method according to  claim 1 , wherein the first resource pool comprises at least one resource pool entity, and the method further comprises:
 determining at least one resource pool entity used in the first resource pool; 
 wherein the at least one resource pool entity used in the first resource pool is determined in at least one of the following manners: 
 selecting a resource pool entity for monitoring from the first resource pool based on at least one of a predefined evaluation criteria, a preconfigured evaluation criteria, and a configured evaluation criteria; and 
 selecting a resource pool entity for monitoring from the first resource pool based on indication information sent by the network side device and/or another terminal; 
 wherein the evaluation criteria comprises at least one of the following: 
 a measurement result, a priority of the resource pool entity, a service type supported by the resource pool entity, a transmission type supported by the resource pool entity, a load state of the resource pool entity, an SCS of the resource pool entity, a cyclic prefix (CP) of the resource pool entity, a communication range of the resource pool entity, a power limit of the resource pool entity, and a service quality (QoS) requirement of the resource pool entity; 
 and/or, wherein a form of the indication information comprises at least one of the following: 
 a bitmap; 
 an absolute identifier of the resource pool entity; and 
 a relative identifier of a resource pool entity relative to a total number of resource pool entities in the first resource pool. 
 
     
     
       8. The resource pool obtaining method according to  claim 1 , further comprising:
 obtaining configuration information of at least one second resource pool that is configured by a received resource pool configuration and/or predefined and/or preconfigured, and using the at least one second resource pool as a resource pool that is used subsequently; or 
 obtaining configuration information of at least one second resource pool that is configured by a received resource pool configuration and/or predefined and/or preconfigured, selecting at least one second resource pool from the at least one second resource pool as a resource pool that is used subsequently, and sending an identifier of the selected resource pool to the resource pool configuration device, wherein 
 the resource pool configuration device is a network side device or another terminal. 
 
     
     
       9. The resource pool obtaining method according to  claim 1 , wherein a granularity of a time domain and/or frequency domain resource of the first resource pool is a multiple of a total beam number, or a granularity of a time domain and/or frequency domain resource of the first resource pool is a multiple of a total synchronization signal block number. 
     
     
       10. A communications device, comprising: a memory, a processor, and a computer program that is stored in the memory and capable of running on the processor, wherein the computer program, when executed by the processor, implements a resource pool obtaining method, the resource pool obtaining method comprises:
 obtaining a first resource pool in at least one of the following manners: obtaining the predefined first resource pool; obtaining the preconfigured first resource pool; and obtaining the configured first resource pool; 
 wherein when the first resource pool is configured by another terminal, configuration information of the first resource pool is carried by a sidelink primary information block and/or another broadcast message sent by the another terminal on a sidelink. 
 
     
     
       11. The communications device according to  claim 10 , wherein at least two of the predefined first resource pool, the preconfigured first resource pool, and the configured first resource pool are compatible, and being compatible comprises at least one of the following:
 frequency domain resources are same, time domain resources are same, a frequency domain resource range of one is comprised in a frequency domain resource range of the other, and a time domain resource range of one is comprised in a time domain resource range of the other. 
 
     
     
       12. The communications device according to  claim 10 , wherein when the computer program is executed by the processor, the processor further implements:
 obtaining a reconfigured first resource pool, wherein the reconfigured first resource pool is the same as or compatible with at least one of the following: the predefined first resource pool, the preconfigured first resource pool, and the configured first resource pool. 
 
     
     
       13. The communications device according to  claim 10 , wherein when the computer program is executed by the processor, the processor further implements:
 monitoring the first resource pool according to a monitoring procedure. 
 
     
     
       14. The communications device according to  claim 10 , wherein the first resource pool comprises at least one resource pool entity, and when the computer program is executed by the processor, the processor further implements:
 determining at least one resource pool entity used in the first resource pool; 
 wherein the at least one resource pool entity used in the first resource pool is determined in at least one of the following manners: 
 selecting a resource pool entity for monitoring from the first resource pool based on at least one of a predefined evaluation criteria, a preconfigured evaluation criteria, and a configured evaluation criteria; and 
 selecting a resource pool entity for monitoring from the first resource pool based on indication information sent by the network side device and/or another terminal; 
 wherein the evaluation criteria comprises at least one of the following: 
 a measurement result, a priority of the resource pool entity, a service type supported by the resource pool entity, a transmission type supported by the resource pool entity, a load state of the resource pool entity, an SCS of the resource pool entity, a cyclic prefix (CP) of the resource pool entity, a communication range of the resource pool entity, a power limit of the resource pool entity, and a service quality (QoS) requirement of the resource pool entity; 
 and/or, wherein a form of the indication information comprises at least one of the following: 
 a bitmap; 
 an absolute identifier of the resource pool entity; and 
 a relative identifier of a resource pool entity relative to a total number of resource pool entities in the first resource pool. 
 
     
     
       15. The communications device according to  claim 10 , wherein when the computer program is executed by the processor, the processor further implements:
 obtaining configuration information of at least one second resource pool that is configured by a received resource pool configuration and/or predefined and/or preconfigured, and using the at least one second resource pool as a resource pool that is used subsequently; or 
 obtaining configuration information of at least one second resource pool that is configured by a received resource pool configuration and/or predefined and/or preconfigured, selecting at least one second resource pool from the at least one second resource pool as a resource pool that is used subsequently, and sending an identifier of the selected resource pool to the resource pool configuration device, wherein 
 the resource pool configuration device is a network side device or another terminal. 
 
     
     
       16. A communications device, comprising: a memory, a processor, and a computer program that is stored in the memory and capable of running on the processor, wherein the computer program, when executed by the processor, implements a resource pool configuration method applied to a resource pool configuration device, the resource pool configuration method comprises:
 configuring a first resource pool of a terminal; 
 wherein when the first resource pool is configured by another terminal, configuration information of the first resource pool is carried by a sidelink primary information block and/or another broadcast message sent by the another terminal on a sidelink. 
 
     
     
       17. The communications device according to  claim 16 , wherein at least two of the predefined first resource pool, the preconfigured first resource pool, and the configured first resource pool are compatible, and being compatible comprises at least one of the following:
 frequency domain resources are same, time domain resources are same, a frequency domain resource range of one is comprised in a frequency domain resource range of the other, and a time domain resource range of one is comprised in a time domain resource range of the other. 
 
     
     
       18. The communications device according to  claim 16 , wherein when the computer program is executed by the processor, the processor further implements:
 reconfiguring the first resource pool of the terminal, wherein the reconfigured first resource pool and the configured first resource pool are the same or compatible.